General

  • Target

    b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105

  • Size

    182KB

  • Sample

    220803-lhvfzaafgr

  • MD5

    a6a23563811477c7780b44c54a52c28a

  • SHA1

    5efc90fefc217882e0c0eea9b6e72530e6c9196f

  • SHA256

    b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105

  • SHA512

    7d7a3d1f1b350870d1762a75acf36dbff023725d0f3c57cc2e10dceaffa8c4b83e4ddc0eb93ed0d102299d126d8c902b4c28deb048f2f6c3edfa463e83179560

Malware Config

Extracted

Family

socelars

C2

https://hueduy.s3.eu-west-1.amazonaws.com/dkfjrg725/

Targets

    • Target

      b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105

    • Size

      182KB

    • MD5

      a6a23563811477c7780b44c54a52c28a

    • SHA1

      5efc90fefc217882e0c0eea9b6e72530e6c9196f

    • SHA256

      b3c939ee5e44117c90c0e08346011828b47a8a70b41b568ce0a0bb7678cdd105

    • SHA512

      7d7a3d1f1b350870d1762a75acf36dbff023725d0f3c57cc2e10dceaffa8c4b83e4ddc0eb93ed0d102299d126d8c902b4c28deb048f2f6c3edfa463e83179560

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

4
T1082

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks